<template>
  <div>
    <typeNav />
    <div class="main">
      <div class="py-container">
        <!--bread-->
        <div class="bread">
          <ul class="fl sui-breadcrumb">
            <li>
              <a href="#">全部结果</a>
            </li>
          </ul>
          <!-- 面包屑 -->
          <ul class="fl sui-tag">
            <!-- 三级分类面包屑 -->
            <li class="with-x" v-if="searchParams.categoryname">
              {{ searchParams.categoryname
              }}<i @click="removeCategoryName">X</i>
            </li>
            <!-- 搜索面包屑 -->
            <li class="with-x" v-if="searchParams.keyword">
              {{ searchParams.keyword }}<i @click="removeKeywordName">X</i>
            </li>
            <!-- 品牌的面包屑 -->
            <li class="with-x" v-if="searchParams.trademark">
              {{ searchParams.trademark.split(":")[1]
              }}<i @click="removetrademark">X</i>
            </li>
            <!-- 属性的面包屑 -->

            <li
              class="with-x"
              v-for="(attrValue, index) in searchParams.props"
              :key="index"
            >
              {{ attrValue.split(":")[1] }}<i @click="removeattr(index)">X</i>
            </li>
          </ul>
        </div>

        <!--selector-->
        <SearchSelector @trademarkInfo="trademarkInfo" @attrinfo="attrinfo" />

        <!--details-->
        <div class="details clearfix">
          <div class="sui-navbar">
            <div class="navbar-inner filter">
              <ul class="sui-nav">
                <li :class="{ active: isOne }" @click="changeOrder('1')">
                  <a href="#"
                    >综合<span
                      v-show="isOne"
                      class="iconfont"
                      :class="{ 'icon-UP': isASC, 'icon-DOWN': isDESC }"
                    ></span
                  ></a>
                </li>
                <li :class="{ active: isTwo }" @click="changeOrder('2')">
                  <a href="#"
                    >销量<span
                      v-show="isTwo"
                      class="iconfont"
                      :class="{ 'icon-UP': isASC, 'icon-DOWN': isDESC }"
                    ></span
                  ></a>
                </li>
              </ul>
            </div>
          </div>
          <div class="goods-list">
            <ul class="yui3-g">
              <li
                class="yui3-u-1-5"
                v-for="(good, index) in goodList"
                :key="good.id"
              >
                <div class="list-wrap">
                  <div class="p-img">
                    <!-- 详情页面 -->
                    <router-link :to="`/detail/${good.id}`"
                      > <img :src="good.defaultImg"/>
                  </router-link>
                  </div>
                  <div class="price">
                    <strong>
                      <em>¥</em>
                      <i>{{ good.price }}.00</i>
                    </strong>
                  </div>
                  <div class="attr">
                    <a
                      target="_blank"
                      href="item.html"
                      title="促销信息，下单即赠送三个月CIBN视频会员卡！【小米电视新品4A 58 火爆预约中】"
                    >
                      {{ good.title }}
                    </a>
                  </div>
                  <div class="commit">
                    <i class="command">已有<span>2000</span>人评价</i>
                  </div>
                  <div class="operate">
                    <a
                      href="success-cart.html"
                      target="_blank"
                      class="sui-btn btn-bordered btn-danger"
                      >加入购物车</a
                    >
                    <a href="javascript:void(0);" class="sui-btn btn-bordered"
                      >收藏</a
                    >
                  </div>
                </div>
              </li>
            </ul>
          </div>
          <!-- 分页器:测试分页器阶段，这里数据将来需要替换 -->
          <Pagination
            :pageNo="searchParams.pageNo"
            :pageSize="searchParams.pageSize"
            :total="total"
            :continues="5"
            @getPageNo="getPageNo"
          />
        </div>
      </div>
    </div>
  </div>
</template>

<script>
import { mapGetters, mapState } from "vuex";
import SearchSelector from "./SearchSelector/SearchSelector";
export default {
  name: "Search",
  data() {
    return {
      // 带给服务器的参数
      searchParams: {
        // 一级分类的id
        category1Id: "",
        // 二级分类的id
        category2Id: "",
        // 三级分类的id
        category3Id: "",
        // 分类名字
        categoryName: "",
        // 关键词
        keyword: "",
        // 排序初始状态应该是综合|降序
        order: "1:asc",
        // 分页器用的
        pageNo: 1,
        // 代表的是每一个展示数据个数
        pageSize: 10,
        // 平台属性
        props: [],
        // 品牌
        trademark: "",
      },
    };
  },
  components: {
    SearchSelector,
  },
  // 在挂载之前调用一次|可以在发请求之前带有参数修改
  beforeMount() {
    // console.log(this.$route.query);
    // this.searchParams.category1Id = this.$route.query.category1Id
    // this.searchParams.category2Id = this.$route.query.category2Id
    // this.searchParams.category3Id = this.$route.query.category3Id
    // this.searchParams.categoryName = this.$route.query.categoryname
    // this.searchParams.keyword = this.$route.params.keyword
    // 在发请求之前，把接口需要传递的参数整合起来发给服务器，服务器会返回数据
    Object.assign(this.searchParams, this.$route.query, this.$route.params);
    console.log("请求之前", this.searchParams);
  },
  mounted() {
    // console.log('search已执行');
    this.getDate();

  },
  computed: {
    // ...mapState({
    //   goodlist: state=> state.search.searchlist.goodsList
    // })
    ...mapGetters(["goodList"]),
    // 判断综合还是销量
    isOne() {
      return this.searchParams.order.indexOf("1") != -1;
    },
    isTwo() {
      return this.searchParams.order.indexOf("2") != -1;
    },
    // 判断升序还是降序
    isASC() {
      return this.searchParams.order.indexOf("asc") != -1;
    },
    isDESC() {
      return this.searchParams.order.indexOf("desc") != -1;
    },
    // 获取vuex,Search total的数据
    ...mapState({
      total: (state) => state.search.searchlist.total,
    }),
  },
  methods: {
    getDate() {
      this.$store.dispatch("getSearchList", this.searchParams);
    },
    // 自定义事件回调
    trademarkInfo(trademark) {
      // 1.整理品牌字段的参数 "ID":品牌名称
      this.searchParams.trademark = `${trademark.tmId}:${trademark.tmName}`;
      this.getDate();
      console.log(this.searchParams, "事件回调");
    },
    // 收集平台属性地方回调函数(自定义事件)
    attrinfo(attrs, attrValue) {
      // ["属性ID:属性值:属性名"]
      let props = `${attrs.attrId}:${attrValue}:${attrs.attrName}`;
      if (this.searchParams.props.indexOf(props) == -1)
        this.searchParams.props.push(props);

      this.getDate();
      console.log(this.searchParams, attrs, attrValue);
    },
    // 子属性传递父属性参数
    getPageNo(getPageNo) {
      // console.log(getPageNo);
      this.searchParams.pageNo = getPageNo;
      this.getDate();
    },
    // 排序操作
    changeOrder(flag) {
      // console.log(flag);
      // flag形参: 它是一个标记，代表用户点击的是综合(1) 价格 (2) 用户点击进来传递的
      let originOrder = this.searchParams.order;
      // 这里获取到的是最开始状态
      let origiFlag = this.searchParams.order.split(":")[0];
      let origiSort = this.searchParams.order.split(":")[1];
      // 准备一个新的order属性值
      let newOrder = "";
      // 点击的是综合
      if (flag == origiFlag) {
        newOrder = `${origiFlag}:${origiSort == "desc" ? "asc" : "desc"}`;
      } else {
        // 点击到的是价格
        newOrder = `${flag}:${"desc"}`;
      }
      //  将新的order赋予searchParams
      this.searchParams.order = newOrder;
      //  再次发请求
      this.getDate();
    },
    // 删除分类的名字
    removeCategoryName() {
      // alert('123')
      // 把带给服务器的参数置空了，还需要向服务器发请求
      // 带给服务器参数说明可有可无的：如果属性值为空的字符串还是会把相应的字段带给服务器
      // 但是你把相应的字段变为underfined，当前这个字段不会带给服务器
      this.searchParams.categoryname = undefined;
      this.searchParams.category1Id = undefined;
      this.searchParams.category2Id = undefined;
      this.searchParams.category3Id = undefined;
      if (this.$route.params) {
        this.$router.push({ name: "search", params: this.$route.params });
      }
      this.getDate();
      // console.log(this.searchParams, "321");
    },
    // 清除关键词面包屑
    removeKeywordName() {
      this.searchParams.keyword = undefined;
      if (this.$route.query) {
        this.$router.push({ name: "search", query: this.$route.query });
      }
      this.getDate();
      // 通知兄弟组件Header清除关键字
      this.$bus.$emit("clear");
    },
    // 清除品牌面包屑
    removetrademark() {
      this.searchParams.trademark = undefined;
      if (this.$route.params) {
        this.$router.push({ name: "search", params: this.$route.params });
      }
      this.getDate();
    },
    // 清除属性面包屑
    removeattr(index) {
      this.searchParams.props.splice(index, 1);
      this.getDate();
    },
  },
  // 数据监听：监听组件实例身上的属性的属性值变化
  watch: {
    $route(newValue, oldValue) {
      // console.log('123');
      Object.assign(this.searchParams, this.$route.query, this.$route.params);
      this.getDate();
      console.log(this.searchParams, "666");
      this.searchParams.category1Id = undefined;
      this.searchParams.category2Id = undefined;
      this.searchParams.category3Id = undefined;
      // 地址栏需改，进行路由跳转
    },
  },
};
</script>

<style lang="scss" scoped>
.main {
  margin: 10px 0;

  .py-container {
    width: 1200px;
    margin: 0 auto;

    .bread {
      margin-bottom: 5px;
      overflow: hidden;

      .sui-breadcrumb {
        padding: 3px 15px;
        margin: 0;
        font-weight: 400;
        border-radius: 3px;
        float: left;

        li {
          display: inline-block;
          line-height: 18px;

          a {
            color: #666;
            text-decoration: none;

            &:hover {
              color: #4cb9fc;
            }
          }
        }
      }

      .sui-tag {
        margin-top: -5px;
        list-style: none;
        font-size: 0;
        line-height: 0;
        padding: 5px 0 0;
        margin-bottom: 18px;
        float: left;

        .with-x {
          font-size: 12px;
          margin: 0 5px 5px 0;
          display: inline-block;
          overflow: hidden;
          color: #000;
          background: #f7f7f7;
          padding: 0 7px;
          height: 20px;
          line-height: 20px;
          border: 1px solid #dedede;
          white-space: nowrap;
          transition: color 400ms;
          cursor: pointer;

          i {
            margin-left: 10px;
            cursor: pointer;
            font: 400 14px tahoma;
            display: inline-block;
            height: 100%;
            vertical-align: middle;
          }

          &:hover {
            color: #28a3ef;
          }
        }
      }
    }

    .details {
      margin-bottom: 5px;

      .sui-navbar {
        overflow: visible;
        margin-bottom: 0;

        .filter {
          min-height: 40px;
          padding-right: 20px;
          background: #fbfbfb;
          border: 1px solid #e2e2e2;
          padding-left: 0;
          border-radius: 0;
          box-shadow: 0 1px 4px rgba(0, 0, 0, 0.065);

          .sui-nav {
            position: relative;
            left: 0;
            display: block;
            float: left;
            margin: 0 10px 0 0;

            li {
              float: left;
              line-height: 18px;

              a {
                display: block;
                cursor: pointer;
                padding: 11px 15px;
                color: #777;
                text-decoration: none;
              }

              &.active {
                a {
                  background: #e1251b;
                  color: #fff;
                }
              }
            }
          }
        }
      }

      .goods-list {
        margin: 20px 0;

        ul {
          display: flex;
          flex-wrap: wrap;

          li {
            height: 100%;
            width: 20%;
            margin-top: 10px;
            line-height: 28px;

            .list-wrap {
              .p-img {
                padding-left: 15px;
                width: 215px;
                height: 255px;

                a {
                  color: #666;

                  img {
                    max-width: 100%;
                    height: auto;
                    vertical-align: middle;
                  }
                }
              }

              .price {
                padding-left: 15px;
                font-size: 18px;
                color: #c81623;

                strong {
                  font-weight: 700;

                  i {
                    margin-left: -5px;
                  }
                }
              }

              .attr {
                padding-left: 15px;
                width: 85%;
                overflow: hidden;
                margin-bottom: 8px;
                min-height: 38px;
                cursor: pointer;
                line-height: 1.8;
                display: -webkit-box;
                -webkit-box-orient: vertical;
                -webkit-line-clamp: 2;

                a {
                  color: #333;
                  text-decoration: none;
                }
              }

              .commit {
                padding-left: 15px;
                height: 22px;
                font-size: 13px;
                color: #a7a7a7;

                span {
                  font-weight: 700;
                  color: #646fb0;
                }
              }

              .operate {
                padding: 12px 15px;

                .sui-btn {
                  display: inline-block;
                  padding: 2px 14px;
                  box-sizing: border-box;
                  margin-bottom: 0;
                  font-size: 12px;
                  line-height: 18px;
                  text-align: center;
                  vertical-align: middle;
                  cursor: pointer;
                  border-radius: 0;
                  background-color: transparent;
                  margin-right: 15px;
                }

                .btn-bordered {
                  min-width: 85px;
                  background-color: transparent;
                  border: 1px solid #8c8c8c;
                  color: #8c8c8c;

                  &:hover {
                    border: 1px solid #666;
                    color: #fff !important;
                    background-color: #666;
                    text-decoration: none;
                  }
                }

                .btn-danger {
                  border: 1px solid #e1251b;
                  color: #e1251b;

                  &:hover {
                    border: 1px solid #e1251b;
                    background-color: #e1251b;
                    color: white !important;
                    text-decoration: none;
                  }
                }
              }
            }
          }
        }
      }
    }
  }
}
</style>